Home / 3,581.52-5,372.28-1,634.28

Finding the Fourth Proportional to 3,581.52, 5,372.28 and 1,634.28

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Solution

The fourth proportional to 3,581.52, 5,372.28 and 1,634.28 is: 2,451.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.52 : 5,372.28 = 1,634.28 : x
  2. Step 2: Convert to fraction form
    3,581.52/5,372.28 = 1,634.28/x
  3. Step 3: Cross multiply
    3,581.52x = 5,372.28 × 1,634.28
  4. Step 4: Simplify right side
    3,581.52x = 8,779,809.76
  5. Step 5: Solve for x
    x = 8,779,809.76/3,581.52
  6. Step 6: Final answer
    x = 2,451.42

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.